IOWA HOUSE OF REPRESENTATIVES

Rv=F x impervious area. Rv= [(0.6 inches/12 inches/foot)][(0.75 acre)(43,560 square feet/acre)] Rv =1,633.5 cubic feet or 60.5 cubic yards. The amount of precipitation is determined iteratively by developing a hydrograph that generates the Required Water Quality Volume over a 24-hour period. ................
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